五年级英语作文：The sky in my hometown

　　Now the people are rich ,but the sky in my homerown isn't blue .the trees were cut down , and there aren't many birds. And the air isn't fresher than before. The rubbish is put here and there, it was bad for our health.So wo must do something to protect the environment. If we make a contribution to protecting the environment,the sky will become much more beautiful.